00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // INCL++ intra-nuclear cascade model 00027 // Pekka Kaitaniemi, CEA and Helsinki Institute of Physics 00028 // Davide Mancusi, CEA 00029 // Alain Boudard, CEA 00030 // Sylvie Leray, CEA 00031 // Joseph Cugnon, University of Liege 00032 // 00033 #define INCLXX_IN_GEANT4_MODE 1 00034 00035 #include "globals.hh" 00036 00037 /* 00038 * G4INCLRanecu.cc 00039 * 00040 * \date 7 juin 2009 00041 * \author Pekka Kaitaniemi 00042 */ 00043 00044 #include "G4INCLRanecu.hh" 00045 00046 namespace G4INCL { 00047 00048 Ranecu::Ranecu() { 00049 iseed1 = 666; 00050 iseed2 = 777; 00051 } 00052 00053 Ranecu::Ranecu(const SeedVector &sv) { 00054 setSeeds(sv); 00055 } 00056 00057 Ranecu::~Ranecu() {} 00058 00059 G4double Ranecu::flat() 00060 { 00061 // This is an adapted version of subroutine ranecu: 00062 // A. Padal, J. Sempau Computer Physics Cummunications 175 (2006) 440-450 00063 G4double uscale=1.0/2.147483563e9; 00064 00065 long i1=iseed1/53668; 00066 iseed1=40014*(iseed1-i1*53668)-i1*12211; 00067 00068 if(iseed1 < 0) iseed1 = iseed1 + 2147483563; 00069 00070 long i2=iseed2/52774; 00071 iseed2=40692*(iseed2-i2*52774)-i2*3791; 00072 if(iseed2 < 0) iseed2=iseed2+2147483399; 00073 00074 long iz=iseed1-iseed2; 00075 if(iz < 1) iz=iz+2147483562; 00076 00077 return iz*uscale; 00078 } 00079 00080 }